Photos: Ashfall Fossil Beds State Historical Park
Take a look at the Ashfall Fossil Beds State Historical Park.
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The original rhino barn, shown on the postcard, was replaced in 2007 with a much larger barn covering the dig site at Ashfall Fossil Beds State Historical Park.
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Dog tracks were unearthed in the Hubbard Rhino Barn at Ashfall Fossil Beds State Historical Park.
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The original dig site at Ashfall Fossil Beds State Historical Site was excavated in the summers of 1978-79.
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A labeled replica of one of the animal fossils left in the ground in the Hubbard Rhino Barn at Ashfall Fossil Beds State Historical Park near Royal, Nebraska.
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A former summer intern drew the life-size depiction of a small three-toed horse - in the ground just in front of the drawing in the Hubbard Rhino Barn at Ashfall Fossil Beds State Historical Park.
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Kaitlyn and Tyson Koenig, of Norfolk, unearth a replica fossil in the children's barn at Ashfall Fossil Beds State Historical Park.
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Kaitlyn Koenig, of Norfolk, unearths a replica fossil in the children's barn at Ashfall Fossil Beds State Historical Park.
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The yellow flag indicates where in 1971 paleontologist Mike Voorhies found the intact skull and dentary of a baby rhinoceros eroding out of the ash.
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Summer intern Michael Jones, from Sonoma State University, scrapes off thin layers of ash in the hopes of finding more fossils in the Hubbard Rhino Barn at Ashfall Fossil Beds State Historical Park.
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Summer intern Michael Jones, from Sonoma State University, scrapes off thin layers of ash in the hopes of finding more fossils in the Hubbard Rhino Barn at Ashfall Fossil Beds State Historical Park.
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Life-sized replicas of fighting rhinos sit just outside the visitors center at Ashfall Fossil Beds State Historical Park.
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Daniel George, an educator at Ashfall Fossil Beds, answers questions for visitors in the Hubbard Rhino Barn.
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Fossils in the Hubbard Rhino Barn at Ashfall Fossil Beds State Historical Park.
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An interactive map allows visitors to the Hubbard Rhino Barn to learn more information about the fossils that remain in the ground at Ashfall Fossil Beds.
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Some of the tools used by the scientists in the Hubbard Rhino Barn.
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A traveling exhibit, called "Poop & Paws", shows how to identify animals by their tracks, scat and other clues.
Ashfall Fossil Beds in northeast Nebraska tells the state's history from 12 million years ago. It's a rare find that draws many fossil enthusiasts.